Home / 108,170,778.08-149,275,428.72-58,612,504.16

Finding the Fourth Proportional to 108,170,778.08, 149,275,428.72 and 58,612,504.16

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Solution

The fourth proportional to 108,170,778.08, 149,275,428.72 and 58,612,504.16 is: 80,885,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,170,778.08 : 149,275,428.72 = 58,612,504.16 : x
  2. Step 2: Convert to fraction form
    108,170,778.08/149,275,428.72 = 58,612,504.16/x
  3. Step 3: Cross multiply
    108,170,778.08x = 149,275,428.72 × 58,612,504.16
  4. Step 4: Simplify right side
    108,170,778.08x = 8,749,406,686,836,783
  5. Step 5: Solve for x
    x = 8,749,406,686,836,783/108,170,778.08
  6. Step 6: Final answer
    x = 80,885,122.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.